<?phpclass HttpRequest{ var $sHostAdd; var $sUri; var $iPort; var $sRequestHeader; var $sResponse; function HttpRequest($sUrl) {   $sPatternUrlPart = '/http://([a-z-.0-9]+)(:(d+)){0,1}(.*)/i';   $arMatchUrlPart = array();   preg_match($sPatternUrlPart, $sUr...